/******************** (C) COPYRIGHT 2007 PROPOX ********************************
* File Name          : spi_flash.h
* Author             : PROPOX Team
* Date First Issued  : 27/09/2007
* Description        : Header for spi_flash.c file.
*******************************************************************************/

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __SPI_FLASH_H
#define __SPI_FLASH_H

/* Includes ------------------------------------------------------------------*/
#include  "types.h"
#include  "91x_gpio.h"
#include  "91x_scu.h"


#define u32 U32 
#define u16 U16 
#define u8  U8

/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Select SPI FLASH: ChipSelect pin low  */
#define SPI_FLASH_CS_LOW() GPIO_WriteBit(GPIO5, GPIO_Pin_7, Bit_RESET)
/* Deselect SPI FLASH: ChipSelect pin high */
#define SPI_FLASH_CS_HIGH() GPIO_WriteBit(GPIO5, GPIO_Pin_7, Bit_SET)

/* Exported functions ------------------------------------------------------- */
/*----- High layer function -----*/
void SPI_FLASH_Init(void);
void SPI_FLASH_SectorErase(u32 SectorAddr);
void SPI_FLASH_BulkErase(void);
void SPI_FLASH_PageWrite(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite);
void SPI_FLASH_BufferWrite(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite);
void SPI_FLASH_BufferRead(u8* pBuffer, u32 ReadAddr, u16 NumByteToRead);
u32 SPI_FLASH_ReadID(void);
void SPI_FLASH_StartReadSequence(u32 ReadAddr);

/*----- Low layer function -----*/
u8 SPI_FLASH_ReadByte(void);
u8 SPI_FLASH_SendByte(u8 byte);
u16 SPI_FLASH_SendHalfWord(u16 HalfWord);
void SPI_FLASH_WriteEnable(void);
void SPI_FLASH_WaitForWriteEnd(void);

#endif /* __SPI_FLASH_H */

/******************* (C) COPYRIGHT 2007 PROPOX ********END OF FILE****/
